Vertical axis wind turbine apparatus



FIG. 1 is a perspective view of the vertical axis wind turbine apparatus;

FIG. 2 is a front view of the vertical axis wind turbine apparatus;

FIG. 3 is a side view of the vertical axis wind turbine apparatus;

FIG. 4 is a top view of the vertical axis wind turbine apparatus; and,

FIG. 5 is a bottom view of the vertical axis wind turbine apparatus.

The claimed design is shown in solid, relatively bold lines. The relatively thin shaded lines show contour and not surface ornamentation. The broken lines shown represent unclaimed environmental subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a vertical axis wind turbine apparatus, as shown and described. 